80157720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{39293}}^1$

素因数の和:39324

約数の個数: 64

約数和(自身を含む): 254625120

約数和(自身を除く): 174467400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 39293, 78586, 117879, 157172, 196465, 235758, 314344, 392930, 471516, 589395, 667981, 785860, 943032, 1178790, 1335962, 1571720, 2003943, 2357580, 2671924, 3339905, 4007886, 4715160, 5343848, 6679810, 8015772, 10019715, 13359620, 16031544, 20039430, 26719240, 40078860, 80157720]

約数ペア:

[(1, 80157720), (2, 40078860), (3, 26719240), (4, 20039430), (5, 16031544), (6, 13359620), (8, 10019715), (10, 8015772), (12, 6679810), (15, 5343848), (17, 4715160), (20, 4007886), (24, 3339905), (30, 2671924), (34, 2357580), (40, 2003943), (51, 1571720), (60, 1335962), (68, 1178790), (85, 943032), (102, 785860), (120, 667981), (136, 589395), (170, 471516), (204, 392930), (255, 314344), (340, 235758), (408, 196465), (510, 157172), (680, 117879), (1020, 78586), (2040, 39293)]